From: Stefano Brivio <stefano.brivio@polimi.it>
To: "John W. Linville" <linville@tuxdriver.com>
Cc: linux-wireless@vger.kernel.org, Mattias Nissler <mattias.nissler@gmx.de>
Subject: [PATCH 2/7] rc80211-pid: add kerneldoc for tunable parameters
Date: Sun, 23 Dec 2007 04:40:32 +0100 [thread overview]
Message-ID: <20071223044032.4ccece3e@morte> (raw)
In-Reply-To: <20071223033633.710907923@polimi.it>
Add a kerneldoc description for parameters which are tunable through debugfs.
Signed-off-by: Stefano Brivio <stefano.brivio@polimi.it>
---
rc80211_pid.h | 24 ++++++++++++++++++++++++
1 file changed, 24 insertions(+)
Index: wireless-2.6/net/mac80211/rc80211_pid.h
===================================================================
--- wireless-2.6.orig/net/mac80211/rc80211_pid.h
+++ wireless-2.6/net/mac80211/rc80211_pid.h
@@ -1,5 +1,6 @@
/*
* Copyright 2007, Mattias Nissler <mattias.nissler@gmx.de>
+ * Copyright 2007, Stefano Brivio <stefano.brivio@polimi.it>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
@@ -119,6 +120,29 @@ struct rc_pid_events_file_info {
unsigned int next_entry;
};
+/**
+ * struct rc_pid_debugfs_entries - tunable parameters
+ *
+ * Algorithm parameters, tunable via debugfs.
+ * @dir: the debugfs directory for a specific phy
+ * @target: target percentage for failed frames
+ * @sampling_period: error sampling interval in milliseconds
+ * @coeff_p: absolute value of the proportional coefficient
+ * @coeff_i: absolute value of the integral coefficient
+ * @coeff_d: absolute value of the derivative coefficient
+ * @smoothing_shift: absolute value of the integral smoothing factor (i.e.
+ * amount of smoothing introduced by the exponential moving average)
+ * @sharpen_factor: absolute value of the derivative sharpening factor (i.e.
+ * amount of emphasis given to the derivative term after low activity
+ * events)
+ * @sharpen_duration: duration of the sharpening effect after the detected low
+ * activity event, relative to sampling_period
+ * @norm_offset: amount of normalization periodically performed on the learnt
+ * rate behaviour values (lower means we should trust more what we learnt
+ * about behaviour of rates, higher means we should trust more the natural
+ * ordering of rates)
+ * @fast_start: if Y, push high rates right after initialization
+ */
struct rc_pid_debugfs_entries {
struct dentry *dir;
struct dentry *target;
--
Ciao
Stefano
next prev parent reply other threads:[~2007-12-23 3:42 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20071223033633.710907923@polimi.it>
2007-12-23 3:39 ` [PATCH 1/7] rc80211-pid: export human-readable target_pf value to debugfs Stefano Brivio
[not found] ` <20071223120124.39050@gmx.net>
[not found] ` <20071223131135.391cc0bb@morte>
2007-12-23 12:19 ` Mattias Nissler
2007-12-23 12:41 ` Stefano Brivio
2007-12-23 3:40 ` Stefano Brivio [this message]
2007-12-23 3:41 ` [PATCH 3/7] rc80211-pid: simplify and fix shift_adjust Stefano Brivio
2007-12-23 3:43 ` [PATCH 4/7] rc80211-pid: fix sta_info refcounting Stefano Brivio
2007-12-23 10:15 ` Johannes Berg
2007-12-23 3:44 ` [PATCH 5/7] rc80211-pid: pf_target tuning Stefano Brivio
2007-12-23 3:46 ` [PATCH 6/7] rc80211-pid: add MAINTAINERS entry Stefano Brivio
2007-12-23 4:08 ` [RFC PATCH 7/7] mac80211: fix sta_info locking Stefano Brivio
2007-12-23 7:38 ` Johannes Berg
2007-12-23 10:18 ` Stefano Brivio
2007-12-23 10:36 ` Stefano Brivio
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